Air Bag Systems: Locations

SIR Identification Views

The SIR Identification Views shown below illustrate the approximate location of all SIR components available for the vehicle. This will assist in determining the appropriate SIR Disabling and Enabling for a given service procedure, refer to SIR Disabling and Enabling (Service and Repair).

Cadillac CTS




1 - Front End Sensor, Right-Located on the front of the vehicle in the engine compartment
2 - Front Hood Assist Rod-A gas shock located under the front hood on the passenger side
3 - I/P Air Bag-Located at the top right under the instrument panel
4 - Right Roof Rail Air Bag-Located under the headliner, extending from the passenger front windshield pillar to the passenger rear windshield pillar
5 - Sensing and Diagnostic Module (SDM)-Located underneath the vehicle carpet under the center console
6 - Side Impact Sensor (SIS), RF-Located inside front passenger door
7 - Passenger Presence System-Located under the front passenger seat trim cover
8 - Seat Position Sensor, Passenger-Located under seat, mounted to cross beam, inboard side
9 - Side Impact Air Bag, RF-Located on the seat back of passenger seat
10 - Seat Belt Retractor Pretensioner-Located on the outboard side of the front passenger seat
11 - Side Impact Sensor (SIS), RR-Located inside rear passenger door
12 - Rear Compartment Lid Assist Rod-A gas shock is located under the rear trunk lid on the passenger side
13 - Vehicle Battery-Located inside rear compartment on the passenger side behind the trim
14 - Rear Compartment Lid Assist Rod-A gas shock is located under the rear trunk lid on the driver side
15 - Side Impact Sensor (SIS), LR-Located inside rear passenger door
16 - Seat Belt Retractor Pretensioner-Located on the outboard side of the driver seat
17 - Side Impact Air Bag, LF-Located on the seat back of driver seat
18 - Seat Position Sensor, Driver-Located under seat, mounted to cross beam, inboard side, if equipped
19 - Side Impact Sensor (SIS), LF-Located inside driver door
20 - Left Roof Rail Air Bag-Located under the headliner, extending from the driver front windshield pillar to the driver rear windshield pillar
21 - Steering Wheel Air Bag-Located on the steering wheel
22 - Front End Sensor, Left-Located on the front of the vehicle in the engine compartment